TMS

$784 Find Cheap Flights to São Tomé - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,583
Typical prices: $1,922-$2,915
TAP AIR PORTUGAL
Tue 12/4Wed 12/12
IAD - TMS • 2 stops
Cheapest one-way
$784
Typical prices: $1,725-$2,026
Multiple Airlines
Fri 10/19
LAX - TMS • 3 stops
Top airlines
Ethiopian Air
Best reviews • 7.2 score
Airline reviews
Airline reviews
Top routes
NYC - TMS
Cheapest • 36% average savings
RDU - TMS
Most popular
Insights
Insights
When to travel
October
Cheapest • 20% price drop
August
Most popular
Good to know
+1
Good to know
+1
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We hope you love your trip to São Tomé!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights to São Tomé

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals to São Tomé

Fri, Dec 4 - Sat, Dec 12
TAP AIR PORTUGAL Logo
10:30 pm - 6:15 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
38h 45m2 stops Lisbon Humberto Delgado Accra Kotoka
TAP AIR PORTUGAL Logo
10:25 pm - 8:35 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
27h 10m1 stop Lisbon Humberto Delgado
$1,583TAP AIR PORTUGAL
Mon, Nov 16 - Wed, Nov 25
Multiple Airlines Logo
10:30 pm - 6:15 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
38h 45m2 stops Lisbon Humberto Delgado Accra Kotoka
Multiple Airlines Logo
8:00 pm - 4:26 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
25h 26m3 stops Accra Kotoka Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl
$1,710Multiple Airlines
Mon, Nov 16 - Wed, Nov 25
Multiple Airlines Logo
8:10 pm - 6:15 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
41h 05m3 stops Zurich Lisbon Humberto Delgado Accra Kotoka
Multiple Airlines Logo
8:00 pm - 11:28 amTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
44h 28m3 stops Accra Kotoka Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl
$1,723Multiple Airlines
Mon, Nov 16 - Wed, Nov 25
Multiple Airlines Logo
10:30 pm - 6:15 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
38h 45m2 stops Lisbon Humberto Delgado Accra Kotoka
Multiple Airlines Logo
8:00 pm - 3:40 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
24h 40m2 stops Accra Kotoka Lisbon Humberto Delgado
$1,729Multiple Airlines
Fri, Dec 4 - Sat, Dec 12
Multiple Airlines Logo
5:46 pm - 5:30 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
18h 44m2 stops Montreal Pierre Elliott Trudeau Intl Lisbon Humberto Delgado
Multiple Airlines Logo
10:25 pm - 8:23 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
26h 58m2 stops Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl
$1,905Multiple Airlines
Fri, Dec 4 - Sat, Dec 12
Multiple Airlines Logo
8:10 pm - 6:15 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
41h 05m3 stops Zurich Lisbon Humberto Delgado Accra Kotoka
Multiple Airlines Logo
10:25 pm - 8:23 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
26h 58m2 stops Lisbon Humberto Delgado Montreal Pierre Elliott Trudeau Intl
$1,921Multiple Airlines
Tue, Oct 20 - Tue, Oct 27
Ethiopian Air Logo
10:55 am - 5:30 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
26h 35m2 stops Addis Ababa Bole Libreville
Ethiopian Air Logo
7:30 am - 9:00 amTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
29h 30m4 stops Libreville Lome Addis Ababa Bole Rome Fiumicino
$2,004Ethiopian Air
Tue, Oct 20 - Tue, Oct 27
Ethiopian Air Logo
10:55 am - 5:30 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
26h 35m3 stops Addis Ababa Bole Lome Libreville
Ethiopian Air Logo
7:30 am - 9:00 amTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
29h 30m4 stops Libreville Lome Addis Ababa Bole Rome Fiumicino
$2,073Ethiopian Air
Tue, Oct 20 - Tue, Oct 27
Multiple Airlines Logo
10:55 am - 5:30 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
26h 35m2 stops Addis Ababa Bole Libreville
Multiple Airlines Logo
7:30 am - 9:00 amTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
29h 30m3 stops Libreville Addis Ababa Bole Rome Fiumicino
$2,168Multiple Airlines
Fri, Dec 4 - Sat, Dec 12
Multiple Airlines Logo
11:20 am - 5:30 pmIAD  Washington, D.C. Dulles Intl-TMS Sao Tome Is
25h 10m3 stops Toronto Island Montreal Pierre Elliott Trudeau Intl Lisbon Humberto Delgado
Multiple Airlines Logo
10:25 pm - 7:05 pmTMS  Sao Tome Is-IAD Washington, D.C. Dulles Intl
25h 40m3 stops Lisbon Humberto Delgado Madrid Barajas Casablanca Mohamed V
$2,402Multiple Airlines
Booking Insights

Price, demand and travel trends for United States to São Tomé flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from the United States to São Tomé with more confidence.

How much is a flight to São Tomé?

A round-trip flight to São Tomé costs $2,336 on average, based on data over the past 12 months on KAYAK. Round-trip fares from New York average $2,418, while Raleigh runs a bit higher at $2,611.

What is the cheapest time of day to fly to São Tomé?

Night flights to São Tomé are the cheapest at $2,035 round-trip on average. Afternoon flights are the most expensive at $6,224.

What is a good deal for flights to São Tomé?

Flights under $1,922 are considered a good deal. 25% of KAYAK users found round-trip flights to São Tomé at or below these prices, with the lowest fares from:

  • New York $1,922
.

Find deals

Key details for flights to São Tomé

Low season

January

Cheapest flight

$784
Most popular time to fly and prices are also 18% lower on average.
Flight from Los Angeles to São Tomé

When to book flights to São Tomé

Are your dates flexible? Find out the best times to travel to São Tomé based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your questions about flights to São Tomé, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • What is the difference between the most popular and the most frequent airline at São Tomé?

    American Airlines operates the most flights from the United States to São Tomé at 0 per week, while Ethiopian Air is the airline most often selected by KAYAK users searching for flights from the United States to São Tomé. The two are often different because flight volume reflects an airline's schedule, while popularity reflects traveler choice.

  • Where can I fly from to get the cheapest fares to São Tomé?

    Based on fares booked in the past 5 days, the cheapest flights to São Tomé are from:
    • Washington, D.C., from $1,583 round-trip

  • How do I know if a flight to São Tomé is a good deal?

    A good deal on a flight to São Tomé is around $1,922 round-trip. This fare is in the lowest 25% of round-trip prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

Your guide to booking São Tomé flights

From booking to airport arrival, find tips to help you plan your flight with more confidence.
  • For flights to São Tomé, recent KAYAK data shows that stronger deals tend to land around $1,922 round-trip. If you see a fare below that threshold, it's a strong deal – book before the price climbs back up.
  • If you can choose when to go, time your trip to São Tomé around October. Round-trip fares historically average $1,878 that month – typically the cheapest month to travel based on the last 12 months.
  • Before you book:

    • Check the route's typical price range so you can spot a deal.
    • Confirm baggage fees and seat-selection costs on budget carriers.
    • Verify whether you need any travel documents beyond ID.
    • Pick a departure airport, since your nearest may not be the cheapest origin.
  • Shift your departure to evening to save up to $4,189 per round-trip. Evening flights to São Tomé average $2,035 compared to $6,224 for noon flights. See the time-of-day chart above for the full breakdown.

More options for your flight to São Tomé